.large-font {
    font-size: 3em;
}

.flex-container {
    display: flex;
}

.buttons {
    margin-left: auto;
}

.box {
    height: 200px;
    width: 300px;
    border: 1px solid #000;
}

.number {
    display: flex;

}

.large-font {
    display: flex;
    justify-content: center;
    text-align: center;
    height: 100%;
}
/* 按钮样式 */
.el-button {
    margin-right: 10px;
    margin-bottom: 10px;
    transition: all 0.3s ease;
    /* 添加过渡效果 */
}